CVE-2025-55129

Name: CVE-2025-55129
Creator: NVD / NIST
Published: 2025-12-02T02:15:46.987+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

UnknownEPSS 0.21%

Last modified Jun 17, 2026

CVE-2025-55129 is a vulnerability of currently unknown severity. HackerOne community member Kassem S.(kassem_s94) has reported that username handling in Revive Adserver was still vulnerable to impersonation attacks after the fix for CVE-2025-52672, via several alternate techniques. Homoglyphs based impersonation has been independently reported by other HackerOne users, such as itz_hari_ and khoof.. EPSS estimates a 0.21% chance of exploitation in the next 30 days.

Description

HackerOne community member Kassem S.(kassem_s94) has reported that username handling in Revive Adserver was still vulnerable to impersonation attacks after the fix for CVE-2025-52672, via several alternate techniques. Homoglyphs based impersonation has been independently reported by other HackerOne users, such as itz_hari_ and khoof.

Metrics

EPSS Probability

0.21%

11.8th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

CWE-176

Affected Software

Vendor	Product	Versions
Aquaplatform	Revive Adserver	>= 6.0.0, < 6.0.4

References

https://hackerone.com/reports/3434156Exploit, Issue Tracking, Third Party Advisory

Timeline

Published: Dec 2, 2025
Last Modified: Jun 17, 2026
Status: Analyzed

Frequently Asked Questions

What is CVE-2025-55129?

How severe is CVE-2025-55129?

Severity scoring for CVE-2025-55129 is pending analysis. The EPSS model estimates a 0.21% probability of exploitation in the next 30 days.

How do I fix CVE-2025-55129?

Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.

Are you affected by CVE-2025-55129?

Run a free Strix scan to check your systems for this vulnerability.

Scan your code now

Source: NVD / NIST